import java.util.Scanner;

public class Judge {

	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		
		System.out.println("请输入第一个数");
		double a = s.nextDouble();
		System.out.println("请输入第二个数");
		double b = s.nextDouble();
		System.out.println("请输入第三个数");
		double c = s.nextDouble();
		
		if(a>=b && a>=c) {
			System.out.println("最大："+ a);
		}else if(b>=a && b>=c) {
			System.out.println("最大："+ b);
		}else if(c>=a && c>=b) {
			System.out.println("最大" + c);
		}

	}

}
